While selling the ring, you should first know about the diamond used and its value to properly set the price. It is important to know about the grade of the diamond used in your ring while selling. Reports or certificates by the GIA or other sources can vouch for the genuineness and quality of your diamond. Get the diamond appraised if you do not have a grading report to make it presentable. While selling diamonds engagement rings, having a clear knowledge of the setting and metal used is also important. You can set the ring depending on the type of ring metal used whether it is platinum, gold, or silver. After all this is sought over, you need to take the ring to a proper place so that you can get the best value. It is best that you sell your diamond ring at a diamond or jewelry dealer, as it can fetch you the best price than a pawnshop or jewelry store. Another important thing while selling diamond rings is to ensure that the ring is perfectly cleaned and shining. This is especially important if you were taking the ring to get it appraised. You need to bring all the documents and certificates that came with the original purchase so that you can trade the ring for the value you expect.